# @typed/fx/RefDuration

14 unique exports.

## Arithmetic queries

- [add](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI2FkZA/)
- [divide](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI2RpdmlkZQ/)
- [multiply](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI211bHRpcGx5/)
- [subtract](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI3N1YnRyYWN0/)

## Constructors

- [make](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI21ha2U/)

## State models

- [RefDuration](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI1JlZkR1cmF0aW9u/)

## State predicates

- [isGreaterThan](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI2lzR3JlYXRlclRoYW4/)
- [isLessThan](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI2lzTGVzc1RoYW4/)
- [isZero](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI2lzWmVybw/)

## Unit conversions

- [days](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI2RheXM/)
- [hours](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI2hvdXJz/)
- [millis](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI21pbGxpcw/)
- [minutes](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI21pbnV0ZXM/)
- [seconds](https://tylors.github.io/typed/reference/symbols/QHR5cGVkL2Z4L1JlZkR1cmF0aW9uI3NlY29uZHM/)